<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <title>10.回忆this指向</title>
  </head>
  <body>
    <script type="text/javascript" >
      let obj = {
        a:1,
        b:2,
        c(value){
          console.log(value,this)
        }
      }

      // obj.c(100)
      obj.c.call({x:100},67)
    </script>
  </body>
</html>